[PATCH 4/4] [media] sp2: Adjust three null pointer checks in sp2_exit()

[SF Markus Elfring <elfring@users.sourceforge.net>]

From: Markus Elfring <elfring@users.sourceforge.net>
Date: Fri, 1 Sep 2017 21:16:06 +0200
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The script “checkpatch.pl” pointed information out like the following.

Comparison to NULL could be written !…

Thus fix the affected source code places.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 drivers/media/dvb-frontends/sp2.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/media/dvb-frontends/sp2.c b/drivers/media/dvb-frontends/sp2.c
index b2a7a54174ae..9bd71ba36d86 100644
--- a/drivers/media/dvb-frontends/sp2.c
+++ b/drivers/media/dvb-frontends/sp2.c
@@ -357,14 +357,14 @@ static int sp2_exit(struct i2c_client *client)
 
 	dev_dbg(&client->dev, "\n");
 
-	if (client == NULL)
+	if (!client)
 		return 0;
 
 	s = i2c_get_clientdata(client);
-	if (s == NULL)
+	if (!s)
 		return 0;
 
-	if (s->ca.data == NULL)
+	if (!s->ca.data)
 		return 0;
 
 	dvb_ca_en50221_release(&s->ca);
-- 
2.14.1